<!DOCTYPE html>
<html>
    <head>
        <meta charset="UTF-8">
        <title>welcome</title>
    </head>
    <body>
    <br/>
    <br/>
    <div align="center"><font size="5"> <strong>目录</strong></font></div>
	<br/>
       	<br/>
                <form action="7" method="post">
                        <div align="center"><button type="submit" >frame.png</button></div>
                </form>		
		<br/>
				<form action="4" method="post">
 						<div align="center"><button type="submit">xxx.jpg</button></div>
                </form>
		<br/>
                <form action="5" method="post">
                        <div align="center"><button type="submit" >xxx.avi</button></div>
                </form>		
		<br/>
                <form action="6" method="post">
                        <div align="center"><button type="submit" >baidu</button></div>
                </form>	
        </div>
    </body>
</html>
